... three roll piercing 三辊穿孔 three stand mill 三机座轧机 throat 炉顶 ...
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three-stand mill 三机座轧机
three-stand tandem wire flattening mill 串列式三机架线材压扁机
two-high three-stand continous rolling mill 二辊三连轧
four-high three-stand continous rolling mill 四辊三连轧
three-stand tandem mill 三机座串列式轧机
three stand mill
三机座轧机
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The paper involves an investigation into the new steel pipe manufacture technology of roller die drawing with the two-stand Y type three-high mill.
研究了利用二连式Y型三辊辊模拉拔钢管生产新技术。
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